# SDR HEEA0016137

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N86CH](https://openairdocs.org/aircraft/N86CH), registered now
- Make and model: Bolkms BO105S
- Aircraft serial: S557
- Engine: Allsn 250C20B
- System (JASC): [7210 · Turbine Engine Reduction Gear](https://openairdocs.org/jasc/7210)
- Part: Cover
- Part number: 23037419
- Condition: Loose
- Location: Gearbox
- Component: 6894171
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA0016137

## Discrepancy

ENGINE REMOVED DUE TO LOW POWER.  UPON DISASSEMBLY OF ENGINE NOTED:  DETACHED SPARE CAGE IN GEARBOX.  GEARBOX DISASSEMBLY REVEALED:  DETACHED SPARE CAGE AND LOOSE CAGES AS MARKED ON GEARBOX COVER.  INSTALLED  OVERHAULED COVER.

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